The establishment of INMARSAT as an independent organization marked a great step forward for maritime radio communications. What does “marked a great step” mean in the sentence?（）

[判断题]杨炯的诗在诗歌的发展史上起到了承前启后的作用。

[单选题]《与幼小者》的翻译作者是：（）

[单选题]《73/78防污公约》附则Ⅴ要求，总长（）m及以上的船舶应张贴垃圾处理告示，以使船员和旅客知晓有关垃圾处理的要求。

[多选题]治疗急性心力衰竭可以使用（）

[单选题]观察中医疗法、西医疗法和中西医结合疗法对冠心病的治疗作用，可将冠心病病人随机分成三组，分别用中医、西医和中西医结合治疗，对比这三种疗法的效果。这种设计属于（　　）。

[单选题]兼有观花和观果特性的树种是（）

[单选题]以下关于ELISPOT检测细胞因子说法错误的是（）

[单选题]江南某镇居民共饮一条河水，于7月中旬先后有近百人发热，均伴有乏力、纳差，部分病人腹泻或便秘。检查：大部分发热病人有肝脾肿大，少数病人前胸或上腹部有暗红色皮疹，怀疑为伤寒流行。对正在发热病人进行哪项检查最有助于明确诊断（）

[单选题]《药品经营质量管理规范》含义为（）

[单选题]下列哪项为实验外科常用的对呼吸循环均无明显抑制的最佳麻醉药（）

[单选题]The establishment of INMARSAT as an independent organization marked a great step...

[填空题]“SMS ESTABLISHMENT”的CALLPHASE是：（）。

[填空题]____

[单选题]Who was the first president of an independent Lebanon?    

[单选题]Who was the first president of an independent Lebanon?    

[多选题]Which three conditions can cause BGP n eighbor establishment to fail?（）

[单选题]Which of the following protocols would MOST likely be used in the establishment ...

[多选题]Which two statements are correct regarding MPLS LSP establishment methods?（） (Ch...

[单选题]Which of the following protocols would MOST likely be used in the establishment ...

[多选题]Which of the following can LCP successfully negotiate during the establishment o...